package org.bianqi.comment;

import java.math.BigInteger;
import java.security.SecureRandom;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.util.List;
import java.util.concurrent.RecursiveTask;

import org.bianqi.entity.comment.CommentBean;
import org.bianqi.entity.comment.Comments;
import org.bianqi.entity.comment.User;
import org.bianqi.utils.DataSourceUtils;
import org.bianqi.utils.EncryptUtils;
import org.jsoup.Jsoup;
import org.jsoup.Connection.Method;
import org.jsoup.Connection.Response;

import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;

/**
 * 评论的获取
 */
public class ForkJoinCalculate extends RecursiveTask<Long>{

	private static final long serialVersionUID = -8181835567800469776L;
	
	private long start;
	private long pageSize;
	
	private static final long THRESHOLD = 10L;
	private static long j = 1;
	private long songId;
	
	public ForkJoinCalculate(long start, long pageSize,long songId) {
		this.start = start;
		this.pageSize = pageSize;
		this.songId = songId;
	}

	@Override
	protected Long compute() {
		long length = pageSize - start;
		if(length <= THRESHOLD){
			for (long i = start; i <= pageSize; i++) {
				if(i % 2 == 0){
					try{
						String secKey = new BigInteger(100, new SecureRandom()).toString(32).substring(0, 16);//limit
						String encText = EncryptUtils.aesEncrypt(EncryptUtils.aesEncrypt("{\"offset\":"+ i * 10 +",\"limit\":"+10+"};","0CoJUm6Qyw8W8jud"), secKey);
				        String encSecKey = EncryptUtils.rsaEncrypt(secKey);
					    Response execute = Jsoup.connect("http://music.163.com/weapi/v1/resource/comments/R_SO_4_"+songId+"?csrf_token=2032a8f34f1f92412a49ba3d6f68b2db")
								.data("params",encText)
								.data("encSecKey",encSecKey)
								.header("User-Agent", "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.79 Safari/537.36")
								.header("Cache-Control", "no-cache")
								.header("Accept", "*/*")
								.header("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6")
								.header("Connection", "keep-alive")
								.header("Referer", "http://music.163.com/song?id=186016")
								.header("Origin", "http://music.163.com")
								.header("Host", "music.163.com")
								.header("Content-Type", "application/x-www-form-urlencoded")
								.header("Cookie", "UM_distinctid=15e9863cf14335-0a09f939cd2af9-6d1b137c-100200-15e9863cf157f1; vjuids=414b87eb3.15e9863cfc1.0.ec99d6f660d09; _ntes_nnid=4543481cc76ab2fd3110ecaafd5f1288,1505795231854; _ntes_nuid=4543481cc76ab2fd3110ecaafd5f1288; __s_=1; __gads=ID=6cbc4ab41878c6b9:T=1505795247:S=ALNI_MbCe-bAY4kZyMbVKlS4T2BSuY75kw; usertrack=c+xxC1nMphjBCzKpBPJjAg==; NTES_CMT_USER_INFO=100899097%7Cm187****4250%7C%7Cfalse%7CbTE4NzAzNDE0MjUwQDE2My5jb20%3D; P_INFO=m18703414250@163.com|1507178162|2|mail163|00&99|CA&1506163335&mail163#hun&430800#10#0#0|187250&1|163|18703414250@163.com; vinfo_n_f_l_n3=8ba0369be425c0d2.1.7.1505795231863.1507950353704.1508150387844; vjlast=1505795232.1508150167.11; Province=0450; City=0454; _ga=GA1.2.1044198758.1506584097; _gid=GA1.2.763458995.1508907342; JSESSIONID-WYYY=Zm%2FnBG6%2B1vb%2BfJp%5CJP8nIyBZQfABmnAiIqMM8fgXABoqI0PdVq%2FpCsSPDROY1APPaZnFgh14pR2pV9E0Vdv2DaO%2BKkifMncYvxRVlOKMEGzq9dTcC%2F0PI07KWacWqGpwO88GviAmX%2BVuDkIVNBEquDrJ4QKhTZ2dzyGD%2Bd2T%2BbiztinJ%3A1508946396692; _iuqxldmzr_=32; playerid=20572717; MUSIC_U=39d0b2b5e15675f10fd5d9c05e8a5d593c61fcb81368d4431bab029c28eff977d4a57de2f409f533b482feaf99a1b61e80836282123441c67df96e4bf32a71bc38be3a5b629323e7bf122d59fa1ed6a2; __remember_me=true; __csrf=2032a8f34f1f92412a49ba3d6f68b2db; __utma=94650624.1044198758.1506584097.1508939111.1508942690.40; __utmb=94650624.20.10.1508942690; __utmc=94650624; __utmz=94650624.1508394258.18.4.utmcsr=xujin.org|utmccn=(referral)|utmcmd=referral|utmcct=/")
								.method(Method.POST).ignoreContentType(true).timeout(2000000000).execute();
						String string = execute.body().toString();
						ObjectMapper objectMapper = new ObjectMapper().configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
						CommentBean readValue = objectMapper.readValue(string.getBytes(), CommentBean.class);
						List<Comments> comments = readValue.getComments();
						for (Comments comments2 : comments) {
							String content = comments2.getContent();
							content = content.replaceAll("[\ud800\udc00-\udbff\udfff\ud800-\udfff]", "");
							long likedCount = comments2.getLikedCount();
							long commentId = comments2.getCommentId();
							long time = comments2.getTime();
							User user = comments2.getUser();
							long userId = user.getUserId();
							String avatarUrl = user.getAvatarUrl();
							String nickname = user.getNickname();
							nickname = nickname.replaceAll("[\ud800\udc00-\udbff\udfff\ud800-\udfff]", "");
							Connection currentConnection = DataSourceUtils.getCurrentConnection();
							String sql = "insert into comments (userId,commentId,time,content,likedCount,songId,nickName,avatarUrl) values(?,?,?,?,?,?,?,?)";
							PreparedStatement pstmt = currentConnection.prepareStatement(sql);
					        pstmt.setLong(1, userId);
					        pstmt.setLong(2, commentId);
					        pstmt.setLong(3, time);
					        pstmt.setString(4, content);
					        pstmt.setLong(5, likedCount);
					        pstmt.setLong(6, songId);
					        pstmt.setString(7, nickname);
					        pstmt.setString(8, avatarUrl);
					        pstmt.executeUpdate();
					        System.out.println("当前线程为:"+Thread.currentThread().getName()+"==========================================="+(j++)+" 昵称:"+nickname+"\r评论内容为："+content+"\r评论时间为:"+time+"\r头像地址"+avatarUrl);
						}
					}catch(Exception e){
					}
				}else{
					try{
						String secKey = new BigInteger(100, new SecureRandom()).toString(32).substring(0, 16);//limit
						String encText = EncryptUtils.aesEncrypt(EncryptUtils.aesEncrypt("{\"offset\":"+ i * 10 +",\"limit\":"+10+"};","0CoJUm6Qyw8W8jud"), secKey);
				        String encSecKey = EncryptUtils.rsaEncrypt(secKey);
					    Response execute = Jsoup.connect("http://music.163.com/weapi/v1/resource/comments/R_SO_4_"+songId+"?csrf_token=2032a8f34f1f92412a49ba3d6f68b2db")
								.data("params",encText)
								.data("encSecKey",encSecKey)
								.header("User-Agent", "Mozilla/5.0 (Windows NT 6.3; W…) Gecko/20100101 Firefox/56.0")
								.header("Cache-Control", "no-cache")
								.header("Accept", "*/*")
								.header("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6")
								.header("Connection", "keep-alive")
								.header("Referer", "http://music.163.com/song?id=186016")
								.header("Origin", "http://music.163.com")
								.header("Host", "music.163.com")
								.header("Content-Type", "application/x-www-form-urlencoded")
								.header("Cookie", "UM_distinctid=15e9863cf14335-0a09f939cd2af9-6d1b137c-100200-15e9863cf157f1; vjuids=414b87eb3.15e9863cfc1.0.ec99d6f660d09; _ntes_nnid=4543481cc76ab2fd3110ecaafd5f1288,1505795231854; _ntes_nuid=4543481cc76ab2fd3110ecaafd5f1288; __s_=1; __gads=ID=6cbc4ab41878c6b9:T=1505795247:S=ALNI_MbCe-bAY4kZyMbVKlS4T2BSuY75kw; usertrack=c+xxC1nMphjBCzKpBPJjAg==; NTES_CMT_USER_INFO=100899097%7Cm187****4250%7C%7Cfalse%7CbTE4NzAzNDE0MjUwQDE2My5jb20%3D; P_INFO=m18703414250@163.com|1507178162|2|mail163|00&99|CA&1506163335&mail163#hun&430800#10#0#0|187250&1|163|18703414250@163.com; vinfo_n_f_l_n3=8ba0369be425c0d2.1.7.1505795231863.1507950353704.1508150387844; vjlast=1505795232.1508150167.11; Province=0450; City=0454; _ga=GA1.2.1044198758.1506584097; _gid=GA1.2.763458995.1508907342; JSESSIONID-WYYY=Zm%2FnBG6%2B1vb%2BfJp%5CJP8nIyBZQfABmnAiIqMM8fgXABoqI0PdVq%2FpCsSPDROY1APPaZnFgh14pR2pV9E0Vdv2DaO%2BKkifMncYvxRVlOKMEGzq9dTcC%2F0PI07KWacWqGpwO88GviAmX%2BVuDkIVNBEquDrJ4QKhTZ2dzyGD%2Bd2T%2BbiztinJ%3A1508946396692; _iuqxldmzr_=32; playerid=20572717; MUSIC_U=39d0b2b5e15675f10fd5d9c05e8a5d593c61fcb81368d4431bab029c28eff977d4a57de2f409f533b482feaf99a1b61e80836282123441c67df96e4bf32a71bc38be3a5b629323e7bf122d59fa1ed6a2; __remember_me=true; __csrf=2032a8f34f1f92412a49ba3d6f68b2db; __utma=94650624.1044198758.1506584097.1508939111.1508942690.40; __utmb=94650624.20.10.1508942690; __utmc=94650624; __utmz=94650624.1508394258.18.4.utmcsr=xujin.org|utmccn=(referral)|utmcmd=referral|utmcct=/")
								.method(Method.POST).ignoreContentType(true).timeout(2000000000).execute();
						String string = execute.body().toString();
						ObjectMapper objectMapper = new ObjectMapper().configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
						CommentBean readValue = objectMapper.readValue(string.getBytes(), CommentBean.class);
						List<Comments> comments = readValue.getComments();
						for (Comments comments2 : comments) {
							String content = comments2.getContent();
							content = content.replaceAll("[\ud800\udc00-\udbff\udfff\ud800-\udfff]", "");
							long likedCount = comments2.getLikedCount();
							long commentId = comments2.getCommentId();
							long time = comments2.getTime();
							User user = comments2.getUser();
							long userId = user.getUserId();
							String avatarUrl = user.getAvatarUrl();
							String nickname = user.getNickname();
							nickname = nickname.replaceAll("[\ud800\udc00-\udbff\udfff\ud800-\udfff]", "");
							Connection currentConnection = DataSourceUtils.getCurrentConnection();
							String sql = "insert into comments (userId,commentId,time,content,likedCount,songId,nickName,avatarUrl) values(?,?,?,?,?,?,?,?)";
							PreparedStatement pstmt = currentConnection.prepareStatement(sql);
					        pstmt.setLong(1, userId);
					        pstmt.setLong(2, commentId);
					        pstmt.setLong(3, time);
					        pstmt.setString(4, content);
					        pstmt.setLong(5, likedCount);
					        pstmt.setLong(6, songId);
					        pstmt.setString(7, nickname);
					        pstmt.setString(8, avatarUrl);
					        pstmt.executeUpdate();
					        System.out.println("当前线程为:"+Thread.currentThread().getName()+"=================================="+(j++)+" 昵称:"+nickname+"\r评论内容为："+content+"\r评论时间为:"+time+"\r头像地址"+avatarUrl);
						}
					}catch(Exception e){
					}
				}
			}
			return 1L;
		}else{
			long middle = (start + pageSize) / 2;
			ForkJoinCalculate left = new ForkJoinCalculate(start, middle,songId);
			ForkJoinCalculate right = new ForkJoinCalculate(middle+1, pageSize,songId);
			invokeAll(left, right);
			return left.join()+right.join();
		}
	}
}
